Assessment Notes

Taxonomic notes

Buellia carballaliana is characterized by: 1.- its milk-coffee colored, thick, crustose to subsquamulose thallus, 2.- its ascospores Buellia-type with Physconia-type thickenings when young and may become microrugulate when overmature, and 3.- the presence of 5-O-methylhiascic acid.

Why suggested for a Global Red List Assessment?

Geographic range

Portugal

Population and Trends

Taxon just known from one specimen collected in northern Portugal in 1919, and stored in PO herbarium (University of Porto, Portugal).

Population Trend: Uncertain

Habitat and Ecology

The type locality is Póvoa de Lanhoso, where it was collected growing on lignum.